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I don't remember my android debug.keystore password
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Usually the debug.keystore password is just "android".
You can delete it and Eclipse will automatically generate a new one, as described here.
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More elegant “ps aux | grep -v grep”
...ack (I think I should call it that, since the aux / grep authors probably did not think of this scenario.)
– Michael Trouw
Apr 12 '16 at 14:12
2
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Which method performs better: .Any() vs .Count() > 0?
...tion (on ~200.000 records):
con = db.Contacts.
Where(a => a.CompanyId == companyId && a.ContactStatusId <= (int) Const.ContactStatusEnum.Reactivated
&& !a.NewsletterLogs.Any(b => b.NewsletterLogTypeId == (int) Const.NewsletterLogTypeEnum.Unsubscr)
).OrderBy(...
jQuery AJAX submit form
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interesting idea, however, i do not control the server side I am calling, therefore I cannot send it serialized data
– Nathan H
Dec 25 '09 at 1:45
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What is the most efficient way to create HTML elements using jQuery?
...hnique is the fastest. I speculate this is because jQuery doesn't have to identify it as an element and create the element itself.
You should really run benchmarks with different Javascript engines and weigh your audience with the results. Make a decision from there.
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Python __str__ and lists
...ring(), it will automatically call the toString() method on each object inside the List. For example, if my list contains objects o1, o2, and o3, list.toString() would look something like this:
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Is “double hashing” a password less secure than just hashing it once?
...eration.
Therefore, md5($input . md5($input)); should be (theoretically at least) as strong as md5($input).
Is This Important?
Yes. This is one of the reasons that PBKDF2 replaced PBKDF1 in RFC 2898. Consider the inner loops of the two::
PBKDF1:
T_1 = Hash (P || S) ,
T_2 = Hash (T_1) ,
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T_c = Has...
In JavaScript can I make a “click” event fire programmatically for a file input element?
...ow to trigger file input.
The only convenient alternative is to create a "hidden" file input (using opacity, not "hidden" or "display: none"!) and afterwards create the button "below" it. In this way the button is seen but on user click it actually activates the file input.
Hope this helps! :)
&l...
How to use count and group by at the same select statement
...set. I just dislike the use of *... The OP answered his own question, but did not seem to even test it, I am just validating that it is correct :) fredosaurus.com/notes-db/select/groupby.html
– Oded
Apr 27 '10 at 16:46
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Rails - controller action name to string
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action name:
<%= controller.action_name %>
return => 'show'
id:
<%= ActionController::Routing::Routes.recognize_path(request.url)[:id] %>
return => '23'
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